Chiltepec-Tlacoatzintepec Chinantec

Chiltepec-Tlacoatzintepec Chinantec is a Chinantecan language of Mexico, spoken in northern Oaxaca in the towns of San José Chiltepec, San Juan Bautista Tlacoatzintepec, San Pedro Alianza, Santiago Quetzalapa, and San Juan Zapotitlán. The two principal varieties, Chinantec and Tlacoatzintepec, have marginal mutual intelligibility. They are close to Sochiapan Chinantec.

Chiltepec-Tlacoatzintepec Chinantec
Native to	Mexico
Region	Oaxaca
Ethnicity	Chinantecs
Native speakers	1,800? (2000)[1]
Language family	Oto-Mangue Western Oto-Mangue Oto-Pame–Chinantecan Chinantec Chiltepec-Tlacoatzintepec Chinantec
Language codes
ISO 639-3	Either: csa – Chiltepec Chinantec ctl – Tlacoatzintepec Chinantec
Glottolog	tlac1238
ELP	Northwestern Chinantec

Phonology

The following are sounds of Tlacoatzintepec Chinantec:^[2]

Consonants

		Bilabial	Interdental	Alveolar	Velar	Laryngeal
Stop	Voiceless	p		t	k	ʔ
	Voiced	(b)			ɡ
Affricate	Voiceless			ts
Nasal		m		n	ŋ
Fricative	Voiceless	(ɸ)	θ	s		h
	Voiced		ð
Lateral				l
Flap				ɾ

1. Parenthesised sounds are loans, allophones, or free variants

2. /r/ is an alveolar flap in unstressed syllable; a retroflexed alveopalatal grooved affricate in a stressed syllable

3. /t, ts, θ, l, s, n, ŋ, k, ɡ, h/ can be palatalised before the semivowel /j/

4. /p, ŋ, k, ɡ, h/ can be labialised before the semivowel /w/

Vowels

	Front	Central	Back
High	i		ɨ • u
Mid	e		ɘ • o
Low		a

1. Vowels to the left of the bullet dot are unrounded; to the right rounded

Vowels

References

1. Chiltepec Chinantec at Ethnologue (18th ed., 2015) (subscription required)
   Tlacoatzintepec Chinantec at Ethnologue (18th ed., 2015) (subscription required)
2. Thelin, Anders. (1980). Tlacoatzintepec Chinantec Syllable Structure. Summer Institute of Linguistics Mexico Workpapers, 4, 1-8.